Properties of Light

Light travels in a straight line

• True

• False

What does a ray diagram show?

• The direction in which light travels

• The source of light

• The direction from our eyes to the light source

• The objects we can see in the dark

Tags

NGSS.MS-PS4-2

Which of the following is a light source?

• water

• lamb

• lamp

• metal spoon

Reflection occurs when light reaches a surface and bounces off it

• True

• False

Tags

NGSS.MS-PS4-2

When light reflects off a surface, in which direction will it go?

• in a new direction

• it disappears

• it is absorbed by the surface of the object

• in the same direction

Tags

NGSS.MS-PS4-2

In which direction does light travel?

• from our eyes to the light source

• from the light source to our eyes

Tick all surfaces that reflect light in all direction (scattered)

• dull

• shiny

• rough

• smooth

Tags

NGSS.MS-PS4-2

Tick all surfaces that reflect light well

• dull

• shiny

• rough

• smooth

Tags

NGSS.MS-PS4-2

In which direction will the reflected light rays travel after reaching smooth surfaces?

• it disappears

• in all directions (scattered)

• in 2 different directions

• in the same direction

Tags

NGSS.MS-PS4-2

How do we see objects that are not light sources?

• light from our eyes travels to the object

• light from the light source gets reflected off the object and reaches our eyes

• light from the object travels to our eyes

• light from the object travels to the light source and our eyes

Tags

NGSS.MS-PS4-2